Rushabh Lathia <rushabh(dot)lathia(at)gmail(dot)com> writes:
> While trying out CURRENT OF with foreign table, ending up with error.
Yeah, that's an unimplemented feature.
In principle I think it could be made to work with postgres_fdw (since
that uses CTID row identification), but I doubt that it'd be possible
to promise that it works for every FDW.
regards, tom lane